To provide a moldable dermatological composition having good moldability to a predetermined shape, good skin adaptability, and shape retention that does not collapse even after contact with moisture such as excreta. Moldable skin composition comprising a reinforcing component, a rubber-based adhesive component, and a hydrophilic polymer compound; 1-20% by weight of a reinforcing component, 40-90% by weight of a rubber-based adhesive component, and a hydrophilic polymer A moldable dermatological composition comprising at least 2 to 40% by weight of a compound.所定の形状への成形性が良く、良好な皮膚順応性を有し、しかも排泄物等の水分と接した後も崩壊しない形状保持性を備えた成形可能な皮膚用組成物を提供すること。補強成分と、ゴム系粘着成分と、親水性高分子化合物とを含む成形可能な皮膚用組成物;補強成分1~20重量%と、ゴム系粘着成分40~90重量%と、親水性高分子化合物2~40重量%と、を少なくとも含む成形可能な皮膚用組成物。